/*
 * Copyright (c) 2007
 *	Alberto Magni, Maggioni Marcello
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.*/
package tags;

import beans.LoginBean;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.jsp.tagext.*;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.PageContext;

/**
 *  This class is the manager class for the admin JSP tag
 * 
 * @author Maggioni Marcello
 */
public class AdminTag extends TagSupport {

    @Override
    public int doEndTag() throws JspException {
        LoginBean loggedin = (LoginBean) pageContext.getAttribute("loggedin", PageContext.SESSION_SCOPE);
        if (loggedin != null) {
            if (loggedin.isAdmin())
                return EVAL_PAGE;
        }
        
        try {
            pageContext.forward("welcome.jsp");
            return SKIP_PAGE;
        } catch (ServletException ex) {
            throw new JspException(ex);
        } catch (IOException ex) {
            throw new JspException(ex);
        }
        
        
    
    }
}